A portable application can be run from a removable drive (USB flash drive, iPod, portable hard drive, etc) on any Windows computer without installation.
You will carry the program with settings on removable drive and don't modify settings on host computer.
On Vista and above turn off User Account Control (UAC) or run launcher as admin.

Extract and run ConvertXtoDVD*Portable.
Working folder set by user. If you just burn you can set it in TEMP (deleted when leaving) with WorkingFolder=temp in ConvertXtoDVD*Portable.ini. You can also set it in portable folder with WorkingFolder=portable (the worst on USB key).
Sound events language set by launcher according localisation of Windows : English, Dutch, French, German, Japanese,Spanish.
Settings of installed ConvertXtoDVD should be preserved.